133321215132 has 72 divisors (see below), whose sum is σ = 385503352416. Its totient is φ = 38056846464.

The previous prime is 133321215107. The next prime is 133321215143. The reversal of 133321215132 is 231512123331.

133321215132 is a `hidden beast` number, since 133 + 3 + 2 + 12 + 1 + 513 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 133321215096 and 133321215105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33418 + ... + 517454.

It is an arithmetic number, because the mean of its divisors is an integer number (5354213228).

Almost surely, 2^133321215132 is an apocalyptic number.

133321215132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133321215132 is an abundant number, since it is smaller than the sum of its proper divisors (252182137284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133321215132 is a wasteful number, since it uses less digits than its factorization.

133321215132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485147 (or 485142 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

Adding to 133321215132 its reverse (231512123331), we get a palindrome (364833338463).

The spelling of 133321215132 in words is "one hundred thirty-three billion, three hundred twenty-one million, two hundred fifteen thousand, one hundred thirty-two".